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hat will be the output of the following PHP code?

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mhmadesk

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2022-06-18

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Very Easy

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hat will be the output of the following PHP code?

<?php
    $op2 = "blabla";
    function foo($op1)
    {
        echo $op1;
        echo $op2;
    }
    foo("hello");
    ?><?php
        function foo($msg)
        {
            echo "$msg";
        }
        $var1 = "foo";
        $var1("will this work");
    ?>

error
$msg
0
will this work

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mhmadesk

2022-06-18

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(d).will this work

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